Lab 23 Invertebrates & Vertebrates Quiz.docx

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1. Animals are classified as invertebrates or vertebrates based on their internal structure. - True 2. The phylum Chordata only contains vertebrate species. - False 3. Echinoderms exhibit five part bilateral symmetry. - False 4. Mollusks secrete a calcified shell from their mantle. - True 5. Members of Porifera do no have tissues. - True 6. Many species in arthropoda have multiple distinctive life stages. - True 7. In addition to a spinal column, what key feature characterizes vertebrate species? - A hardened endoskeleton 8. Mammals often reside on land and give live birth. Which of the following groups of mammals do not align with one (or more) of these descriptions? a. Monotremes b. Marsupials c. Placental mammals d. Tetrapods 9. What evolutionary advantage does a slightly S-shaped spine attribute to Homo sapiens? - Keeps the body aligned over the hips 10. Which phylum has tentacles that contain tiny, toxic harpoons? a. Porifera b. Cnidaria c. Arthropoda d. Mollusca 11. Which of the following vertebrate categories do NOT use lungs for respiration? a. Birds b. Fish
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  • Spring '19
  • Begona Bradham
  • Phylum Chordata, A. Porifera, b. Cnidaria

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